The town's change of name Curiosity · Viso del Marqués, Sierra Morena, Ciudad Real Image of Viso del Marqués, not of the place itself. The town was called Viso del Puerto in the medieval chronicles of Alfonso VII. It came to be known as Viso del Marqués after the creation in 1611 of the title of Marquis of Viso for Álvaro de Bazán y Manrique de Lara. Photo: Bernardo Baggio (CC BY 2.0) What to see and do in Viso del Marqués